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Chris Johns
250
source-builder/sb/setbuilder.py
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250
source-builder/sb/setbuilder.py
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#
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# RTEMS Tools Project (http://www.rtems.org/)
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# Copyright 2010-2012 Chris Johns (chrisj@rtems.org)
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# All rights reserved.
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#
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# This file is part of the RTEMS Tools package in 'rtems-tools'.
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#
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# Permission to use, copy, modify, and/or distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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#
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# This code builds a cross-gcc compiler tool suite given a tool set. A tool
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# set lists the various tools. These are specific tool configurations.
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#
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import distutils.dir_util
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import glob
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import operator
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import os
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import build
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import check
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import defaults
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import error
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import log
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import path
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#
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# Version of Source Builder Set Builder.
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#
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version = '0.1'
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def _trace(opts, text):
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if opts.trace():
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print text
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def _notice(opts, text):
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if not opts.quiet() and not log.default.has_stdout():
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print text
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log.output(text)
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log.flush()
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class buildset:
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"""Build a set builds a set of packages."""
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def __init__(self, bset, _defaults, opts):
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_trace(opts, '_bset:%s: init' % (bset))
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self.opts = opts
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self.defaults = _defaults
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self.bset = bset
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self.bset_pkg = '%s-%s-set' % (self.opts.expand('%{_target}', _defaults),
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self.bset)
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def _output(self, text):
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if not self.opts.quiet():
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log.output(text)
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def copy(self, src, dst):
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if os.path.isdir(path.host(src)):
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topdir = self.opts.expand('%{_topdir}', self.defaults)
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what = '%s -> %s' % \
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(path.host(src[len(topdir) + 1:]), path.host(dst[len(topdir) + 1:]))
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_notice(self.opts, 'installing: %s' % (what))
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if not self.opts.dry_run():
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try:
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files = distutils.dir_util.copy_tree(path.host(src),
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path.host(dst))
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for f in files:
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self._output(f)
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except IOError, err:
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raise error.general('installing tree: %s: %s' % (what, str(err)))
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except distutils.errors.DistutilsFileError, err:
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raise error.general('installing tree: %s' % (str(err)))
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def first_package(self, _build):
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tmproot = path.abspath(_build.config.expand('%{_tmproot}'))
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_build.rmdir(tmproot)
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_build.mkdir(tmproot)
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prefix = _build.config.expand('%{_prefix}')
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if prefix[0] == os.sep:
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prefix = prefix[1:]
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tmpprefix = path.join(tmproot, prefix)
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tmpbindir = path.join(tmpprefix, 'bin')
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# exporting to the environment
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os.environ['SB_TMPPREFIX'] = tmpprefix
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os.environ['SB_TMPBINDIR'] = tmpbindir
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os.environ['PATH'] = path.host(tmpbindir) + os.pathsep + os.environ['PATH']
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self._output('path: ' + os.environ['PATH'])
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# shell format
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return tmproot
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def every_package(self, _build, tmproot):
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self.copy(_build.config.abspath('%{buildroot}'), tmproot)
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def last_package(self, _build, tmproot):
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tar = path.join(_build.config.expand('%{_tardir}'),
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_build.config.expand('%s.tar.bz2' % (self.bset_pkg)))
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_notice(self.opts, 'tarball: %s' % path.host(tar))
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if not self.opts.dry_run():
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cmd = _build.config.expand("'cd " + tmproot + \
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" && %{__tar} -cf - . | %{__bzip2} > " + tar + "'")
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_build.run(cmd, shell_opts = '-c', cwd = tmproot)
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def load(self):
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def _clean(line):
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line = line[0:-1]
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b = line.find('#')
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if b >= 0:
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line = line[1:b]
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return line.strip()
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exbset = self.opts.expand(self.bset, self.defaults)
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self.defaults['_bset'] = ('none', 'none', exbset)
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root, ext = path.splitext(exbset)
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if exbset.endswith('.bset'):
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bset = exbset
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else:
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bset = '%s.bset' % (exbset)
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bsetname = bset
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if not path.exists(bsetname):
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for cp in self.opts.expand('%{_configdir}', self.defaults).split(':'):
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configdir = path.abspath(cp)
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bsetname = path.join(configdir, bset)
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if path.exists(bsetname):
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break
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bsetname = None
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if bsetname is None:
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raise error.general('no build set file found: %s' % (bset))
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try:
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if self.opts.trace():
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print '_bset:%s: open: %s' % (self.bset, bsetname)
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bset = open(path.host(bsetname), 'r')
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except IOError, err:
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raise error.general('error opening bset file: %s' % (bsetname))
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configs = []
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try:
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lc = 0
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for l in bset:
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lc += 1
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l = _clean(l)
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if len(l) == 0:
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continue
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if self.opts.trace():
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print '%03d: %s' % (lc, l)
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if ':' in l:
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ls = l.split(':')
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if ls[0].strip() == 'package':
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self.bset_pkg = self.opts.expand(ls[1].strip(), self.defaults)
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self.defaults['package'] = ('none', 'none', self.bset_pkg)
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elif l[0] == '%':
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if l.startswith('%define'):
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ls = l.split()
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self.defaults[ls[1].strip()] = ('none', 'none', ls[2].strip())
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else:
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raise error.general('invalid directive in build set files: %s' % (l))
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else:
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configs += [l.strip()]
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except:
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bset.close()
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raise
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bset.close()
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return configs
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def make(self):
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_trace(self.opts, '_bset:%s: make' % (self.bset))
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_notice(self.opts, 'Build Set: %s' % (self.bset))
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configs = self.load()
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_trace(self.opts, '_bset:%s: configs: %s' % (self.bset, ','.join(configs)))
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current_path = os.environ['PATH']
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try:
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builds = []
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for s in range(0, len(configs)):
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b = build.build(configs[s], _defaults = self.defaults, opts = self.opts)
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if s == 0:
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tmproot = self.first_package(b)
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b.make()
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self.every_package(b, tmproot)
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if s == len(configs) - 1:
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self.last_package(b, tmproot)
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builds += [b]
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if not self.opts.no_clean():
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for b in builds:
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_notice(self.opts, 'cleaning: %s' % (b.name()))
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b.cleanup()
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for b in builds:
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del b
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except:
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os.environ['PATH'] = current_path
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raise
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os.environ['PATH'] = current_path
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def run():
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import sys
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try:
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optargs = { '--list-configs': 'List available configurations',
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'--list-bsets': 'List available build sets'}
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opts, _defaults = defaults.load(sys.argv, optargs)
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log.default = log.log(opts.logfiles())
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_notice(opts, 'Source Builder - Set Builder, v%s' % (version))
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if not check.host_setup(opts, _defaults):
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if not opts.force():
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raise error.general('host build environment is not set up correctly (use --force to proceed)')
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_notice(opts, 'warning: forcing build with known host setup problems')
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if opts.get_arg('--list-configs'):
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build.list_configs(opts, _defaults)
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elif opts.get_arg('--list-bsets'):
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build.list_configs(opts, _defaults, ext = '.bset')
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else:
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for bset in opts.params():
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c = buildset(bset, _defaults = _defaults, opts = opts)
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c.make()
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del c
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except error.general, gerr:
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print gerr
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sys.exit(1)
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except error.internal, ierr:
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print ierr
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sys.exit(1)
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except error.exit, eerr:
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pass
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except KeyboardInterrupt:
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_notice(opts, 'user terminated')
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sys.exit(1)
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sys.exit(0)
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if __name__ == "__main__":
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run()
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